@misc{indiciaef75e6650126a,
  title = {Fulvous whistling duck populations in Texas and Louisiana},
  author = {Edward L. Flickinger and D.S. Lobpries and H.A. Bateman},
  year = {1977},
  url = {https://pubs.usgs.gov/publication/5220561},
  note = {Source identifier: 5220561}
}